Quarter 2 Review (Unit 5-first half of 7) tt

Front

What type of triangle has all angles less than 90 degrees?

Back

An acute triangle.

Front

What type of triangle has one angle equal to 90 degrees?

Back

A right triangle.

Front

What type of triangle has one angle greater than 90 degrees?

Back

An obtuse triangle.

Front

In a right triangle, which side is the longest?

Back

The hypotenuse.

Front

What is the Pythagorean theorem?

Back

Front

If a triangle has sides of lengths 6, 9, and 12, how can you determine if it is obtuse, acute, or right?

Back

Front

What is the Third Angles Theorem?

Back

In a triangle, if two angles are known, the third angle can be found by subtracting the sum of the known angles from 180 degrees.

Front

How do you find the height of a ladder leaning against a wall?

Back

Front

What is the formula to find the height of a tree using similar triangles?

Back

If you know the height of an object and the distance from the object to the point of measurement, you can set up a proportion to find the height of the tree.

Front

What is the relationship between the angles in a triangle?

Back

The sum of the interior angles of a triangle is always 180 degrees.